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<html>
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width" />
    <title>菜鸟教程</title>
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  <body>
    <h1 style="font-size: 100px">&#9860;</h1>

    <script type="text/javascript">
      console.log(3 % 5);

      var a = 1 + ((2 * 3) % 4) / 3;
      console.log(a);

      console.log("\u2600");
      console.log("\u2602");
    </script>
  </body>
</html>
